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This is a front-end for the Online Encyclopedia of Integer Sequences, made by Christian Perfect. The idea is to provide OEIS entries in non-ancient HTML, and then to think about how they're presented visually. The source code is on GitHub.

A369400 Expansion of (1/x) * Series_Reversion( x / (1+x)^2 * (1-x^3)^2 ).

Table of values

n a(n)
0 1
1 2
2 5
3 16
4 62
5 264
6 1172
7 5342
8 24905
9 118410
10 572167
11 2801354
12 13865237
13 69258500
14 348698784
15 1767724720
16 9015710574
17 46227736956
18 238159867070
19 1232206495528
20 6399778252336
21 33354634754364
22 174390047681360
23 914414985920664
24 4807481173042396

List of values

[1, 2, 5, 16, 62, 264, 1172, 5342, 24905, 118410, 572167, 2801354, 13865237, 69258500, 348698784, 1767724720, 9015710574, 46227736956, 238159867070, 1232206495528, 6399778252336, 33354634754364, 174390047681360, 914414985920664, 4807481173042396]

Started in 1964 by Neil J. A. Sloane | Maintained by The OEIS Foundation Inc.

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